Every major automaker now offers at least one off-road or four-wheel-drive SUV model. In 2018, the Arkansas-based restomod business Flat Out Autos transformed a 2022 GMC Sierra 1500 into a 21st-century Jimmy SUV. The same business attempted a contemporary Chevrolet K5 Blazer for this year’s SEMA exhibition. Renewed K5 Blazer Flat Out Autos came up with the ingenious appellation KR2 for the updated model, a play on Chevy’s current off-road-oriented ZR2 designation. The KR2 is essentially a shortened and wider 2023 Silverado in appearance. Under the skin, the KR2 is…